52280401402 has 8 divisors (see below), whose sum is σ = 80089125696. Its totient is φ = 25584026172.

The previous prime is 52280401399. The next prime is 52280401403. The reversal of 52280401402 is 20410408225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (52280401403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278087148 + ... + 278087335.

It is an arithmetic number, because the mean of its divisors is an integer number (10011140712).

Almost surely, 2^52280401402 is an apocalyptic number.

52280401402 is a deficient number, since it is larger than the sum of its proper divisors (27808724294).

52280401402 is a wasteful number, since it uses less digits than its factorization.

52280401402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556174532.

The product of its (nonzero) digits is 5120, while the sum is 28.

Adding to 52280401402 its reverse (20410408225), we get a palindrome (72690809627).

The spelling of 52280401402 in words is "fifty-two billion, two hundred eighty million, four hundred one thousand, four hundred two".